Best Actress (2000) [Karen Kroll]: Shot in the stomach by Jordan Ladd at the Academy Awards ceremony. (Thanks to Dick Hertz)

The Twilight Zone: Sensuous Cindy(2002) [Sensuous Cindy]: Playing a virtual-reality creation, she is destroyed by a computer virus after she kisses Greg Germann; we learn that other copies of the program still exist when Tiffany Lyndall-Knight interacts with her own copy. (Thanks to Andrew)

Torque(2004) [China]: Thrown from her motorcycle during a fight with Monet Mazur, landing on the top of an oncoming car. (Thanks to Gary and Germboygel)

My Name Is Earl: Creative Writing(2007) [Joy Turner]: Neck snapped by Ethan Suplee in his "superhero" fantasy story. She survives the episode in reality, obviously. (Played for comic effect.) (Thanks to Shane and Disciplesoffufkin)